The method based on above mentioned principle that the vacuity is found out by the instrument detecting pulses of electromagnetic waves are proposed in order to vacuum circuit breaker online is monitoring.
在此原理之上，本文探讨了利用电磁波检测仪来检测电磁波脉冲，再根据实验结果来判断真空灭弧室真空度的状况，并进一步实现真空开关设备真空度的在线监测。
参考来源 - 真空断路器真空灭弧室内真空度的在线检测The low-press can be produced in the process of condensation. The purpose of design and realization intelligent vacuity meter is to measure the vacuity.
在电力系统中，发电厂中产生的热蒸汽经过冷凝之后，才能够再次被利用，在冷凝过程中产生低压，设计和实现智能真空度仪表的目的就是对冷凝器的真空度进行测量。
参考来源 - 基于80C552智能真空度测试仪的设计与实现·2,447,543篇论文数据，部分数据来源于NoteExpress
N-UNCOUNT If you refer to the vacuity of something or someone, you are critical of them because they lack intelligent thought or ideas. (思想的)贫乏 [正式] [usu with poss]
His vacuity was a handicap in these debates.
思想贫乏是他在这些辩论中的一个弱点。
...a campaign notable for its intellectual vacuity and personal nastiness.
...一个以思想贫乏和人身攻击闻名的竞选活动。
应用推荐